diff options
Diffstat (limited to 'arch/arm/plat-mxc/system.c')
-rw-r--r-- | arch/arm/plat-mxc/system.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/arch/arm/plat-mxc/system.c b/arch/arm/plat-mxc/system.c deleted file mode 100644 index 3da78cf..0000000 --- a/arch/arm/plat-mxc/system.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Copyright (C) 1999 ARM Limited - * Copyright (C) 2000 Deep Blue Solutions Ltd - * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * Copyright 2009 Ilya Yanok, Emcraft Systems Ltd, yanok@emcraft.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include <linux/kernel.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/err.h> -#include <linux/delay.h> - -#include <mach/hardware.h> -#include <mach/common.h> -#include <asm/system_misc.h> -#include <asm/proc-fns.h> -#include <asm/mach-types.h> - -static void __iomem *wdog_base; - -/* - * Reset the system. It is called by machine_restart(). - */ -void mxc_restart(char mode, const char *cmd) -{ - unsigned int wcr_enable; - - if (cpu_is_mx1()) { - wcr_enable = (1 << 0); - } else { - struct clk *clk; - - clk = clk_get_sys("imx2-wdt.0", NULL); - if (!IS_ERR(clk)) - clk_prepare_enable(clk); - wcr_enable = (1 << 2); - } - - /* Assert SRS signal */ - __raw_writew(wcr_enable, wdog_base); - - /* wait for reset to assert... */ - mdelay(500); - - printk(KERN_ERR "Watchdog reset failed to assert reset\n"); - - /* delay to allow the serial port to show the message */ - mdelay(50); - - /* we'll take a jump through zero as a poor second */ - soft_restart(0); -} - -void mxc_arch_reset_init(void __iomem *base) -{ - wdog_base = base; -} |